Question

the numerator of a rational number is less than it's denominator by 3.if the numerator becomes three times and the denominator is increased by 20,the new number becomes 1/8. find the original number.​

Answer 1

Step-by-step explanation:

let the denominator be x

and the numerator be x-3

according to question

plz brainlist kar dena

3(x-3)/x+20=1/8

3x-9/x+20=1/8

8(3x-9)=x+20

24x-72=x+20

24x-x=20+72

23x=92

x=92/23=4

denominator=4

numerator=4-3=1

fraction=1/4